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Material Fact - Hiring of Market Maker

Material Fact

Hiring of Market Maker

Rio de Janeiro, December 05, 2012

Transmissora Aliança de Energia Elétrica S.A. ("Company"), pursuant to CVM Instruction 384 of March 17, 2003, hereby informs its shareholders, the market in general and other interested parties that it has hired Credit Suisse (Brasil) S.A. Corretora de Títulos e Valores Mobiliários, headquartered at R. Leopoldo Couto de Magalhães Jr., 700/12°, in the city and state of São Paulo, and inscribed in the corporate roll of taxpayers under no. 42.584.318/0001-07, to act as a market maker for the Company’s Units, with the purpose of increasing their liquidity on the BM&FBovespa for one year as of the date the agreement was entered into, extendable for equal periods subject to the agreement of both parties.

For more information, please contact the Company’s Investor Relations Department.

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